13173641 has 8 divisors (see below), whose sum is σ = 14804160. Its totient is φ = 11631312.

The previous prime is 13173619. The next prime is 13173647. The reversal of 13173641 is 14637131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13173641 - 2⁶ = 13173577 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13173641.

It is not an unprimeable number, because it can be changed into a prime (13173647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21731 + ... + 22328.

It is an arithmetic number, because the mean of its divisors is an integer number (1850520).

Almost surely, 2^13173641 is an apocalyptic number.

It is an amenable number.

13173641 is a deficient number, since it is larger than the sum of its proper divisors (1630519).

13173641 is a wasteful number, since it uses less digits than its factorization.

13173641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44095.

The product of its digits is 1512, while the sum is 26.

The square root of 13173641 is about 3629.5510741688. The cubic root of 13173641 is about 236.1757345212.

The spelling of 13173641 in words is "thirteen million, one hundred seventy-three thousand, six hundred forty-one".